Muse Spark Open 816B A42B API Pricing
- Input / output
- $1.25 / $4.25 per 1M tokens
- Cache read
- $0.15 / 1M
- Context
- 1M tokens
As of October 21, 2026, Muse Spark Open 816B A42B costs $1.25 per 1M input tokens and $4.25 per 1M output tokens on Together AI, with cache reads at $0.15 per 1M tokens. It has a 1,048,576-token context window.
Muse Spark Open 816B A42B pricing by provider
1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.
| Provider | Model name in LiteLLM | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| Together AI | together_ai/meta-models/Muse-Spark-Open-816B-A42B | $1.25 | $4.25 | $0.15 | 1M |
What Muse Spark Open 816B A42B costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| Together AI | $4.625 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| Together AI | $13.35 |
Muse Spark Open 816B A42B cost calculator
At Together AI's price ($1.25 input, $4.25 output per 1M tokens), 10,000 requests a day with 1,000 input and 500 output tokens each cost $33.75 a day, about $1,013 a month. Change the numbers for your workload, or compare it with other models.
- Per request
- $0.003375
- Per day
- $33.75
- Per month (30 days)
- $1,013
Muse Spark Open 816B A42B features
- Function calling
- Structured output
- Prompt caching
Use Muse Spark Open 816B A42B with LiteLLM
Call Muse Spark Open 816B A42B through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.
from litellm import completion
response = completion(
model="together_ai/meta-models/Muse-Spark-Open-816B-A42B",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: muse-spark-open-816b-a42b
litellm_params:
model: together_ai/meta-models/Muse-Spark-Open-816B-A42B
api_key: os.environ/TOGETHERAI_API_KEYcurl http://0.0.0.0:4000/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $LITELLM_API_KEY" \
-d '{
"model": "muse-spark-open-816b-a42b",
"messages": [{"role": "user", "content": "Hello!"}]
}'Muse Spark Open 816B A42B FAQ
How much does Muse Spark Open 816B A42B cost?
Muse Spark Open 816B A42B costs $1.25 per 1M input tokens and $4.25 per 1M output tokens on Together AI, with cache reads at $0.15 per 1M tokens.
What is the context window of Muse Spark Open 816B A42B?
Muse Spark Open 816B A42B has a 1,048,576-token context window.
Which providers offer Muse Spark Open 816B A42B?
Muse Spark Open 816B A42B is available from Together AI through LiteLLM, using the model name together_ai/meta-models/Muse-Spark-Open-816B-A42B.
How do I call Muse Spark Open 816B A42B with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="together_ai/meta-models/Muse-Spark-Open-816B-A42B", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.
What features does Muse Spark Open 816B A42B support?
Muse Spark Open 816B A42B supports function calling, structured output and prompt caching.
When did LiteLLM add Muse Spark Open 816B A42B?
Muse Spark Open 816B A42B was added to LiteLLM's model price file on October 15, 2026.
Sources
Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Maintainers update it from each provider's published pricing, and this page is usually rebuilt within 20 minutes of every change. Provider pricing pages:
LiteLLM docs: Together AI.
Provider pages: Together AI.
